testudine
testudine is a Latin form of testudo, meaning “tortoise; shell; testudo (shield formation); lyre”. It is the ablative singular feminine noun.
Found 52 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 2.6.2: Gallorum eadem atque Belgarum oppugnatio est haec: ubi circumiecta multitudine hominum totis moenibus undique in murum lapides iaci coepti sunt murusque defensoribus nudatus est, testudine facta portas succedunt murumque subruunt. Quod tum facile fiebat.
All forms of testudo (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.